Madiff

Frontend Developer React and Angular

Madiff  •  Remote  •  5 months ago
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Job Description


This is a remote position.


We are looking for
Frontend Developers

to join a large digital engineering programme delivering high-performance, scalable, and secure enterprise applications in the financial sector. The role focuses on building modern UI components in React (primary) and Angular, contributing to shared libraries, and ensuring best-practice standards across accessibility, responsiveness, and performance.

Responsibilities

• Build, refactor, and optimise UI modules in


React

and
Angular

• Translate requirements, wireframes, and UX prototypes into production ready components
• Create reusable components, shared libraries, and maintain
frontend
architecture consistency
• Optimise performance, rendering behaviour, and overall user experience
• Integrate
frontend
applications with REST APIs and backend services
• Participate in code reviews and apply clean code practices
• Implement unit tests using Jest, Jasmine, Karma, React Testing Library
• Collaborate with backend, design, product, and DevOps teams
• Work with build tools (Webpack, Vite, NX, Lerna)
• Maintain documentation and support engineering standards


Requirements



3–5 years

of commercial experience in

frontend


development
• Strong experience with

React and Angular

• Excellent understanding of JavaScript, TypeScript, DOM, and browser internals
• Experience with design systems and component driven development
• Solid capability with state management (NgRx, Redux, RxJS, Zustand, Jotai, Signals)
• Good understanding of REST API integration patterns
• Comfortable with Git in collaborative multi-branch environments
• Experience writing unit tests for

frontend
code
• Fluent English for daily work and technical documentation
Nice to have


• Experience with microfrontends or monorepo frameworks
• Knowledge of

frontend
performance profiling tools
• Familiarity with CI pipelines for

frontend
delivery
• Accessibility experience (WCAG)
• Exposure to Azure or cloud based

frontend
deployments


Benefits



Solid, competitive salary

Work in multinational environment on international projects

Comprehensive healthcare

Long-term B2B contract with stable project pipeline

Fully remote model

Madiff

About Madiff

We are an international Innovation, IT and high-tech engineering consulting company that delivers unique value in a wide variety of industries.

Our mission is to add value to our customers businesses by providing digital and technological innovation services, delivering disruptive results and making our clients stand out in their market.

We are driven by a creative and innovative consulting approach strongly oriented to getting results. We MAKE THE DIFFERENCE.

Poland | UK | Switzerland | USA | Norway | Portugal | Spain | France | Singapore

Warsaw

Prosta 20

Wrocław

Rybacka 7

Lublin

Grottgera 2

Industry
IT & Software
Company Size
51-200 employees
Headquarters
Warszawa, PL
Year Founded
2015
Website
madiff.eu
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